Material examined (N= 6). 4m, 1 f, 12 /VI/ 2004, St. 0 1 (MZUESC # 693); 1 f, 25 /IX/ 2004, St. 0 4 (MZUESC # 726).
Distribution. Western Atlantic – east coast of the United States, Antilles, and Brazil (from Maranhão to São Paulo) (Melo 1996). Central Atlantic – Ascension Island (Manning & Chace 1990).
Ecological notes. Under rocks, on rock and coral reefs. Shallow waters to 25 m (Melo 1996).
Previous records in Bahia. Smith (1869), Moreira (1901), Rathbun (1930), Joly et al. (1969), Gomes Corrêa (1972), Barreto et al. (1993).
Remarks. The type locality of P. h a r t t i i is Abrolhos, Bahia (Smith 1869).